MEDIUM-ENTROPY PEROVSKITE OXYGEN CARRIER AND PREPARATION METHOD AND APPLICATION THEREOF
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Issued Date -
Apr 11, 2024
app pub date -
May 26, 2023
filing date -
Oct 8, 2022
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The present disclosure relates to the technical field of oxygen carrier, discloses a medium-entropy perovskite oxygen carrier and its preparation method and application thereof, the synthesis procedure includes preparing an aqueous solution from metallic nitrate serving as a raw material, performing a coprecipitation reaction with at least one of aqueous ammonia solution, a sodium hydroxide aqueous solution or a sodium carbonate aqueous solution as a precipitant at a pH value of 9.5 to 10.5; obtaining the La3CoMnAlO9 powers after stirring, standing, washing, drying and calcining. The preparation method is simple, synthetic conditions are easy to control, and batch production could be achieved.
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